CN109133053A - A kind of reproducible active sludge carbon and its application in industrial tail gas processing - Google Patents
A kind of reproducible active sludge carbon and its application in industrial tail gas processing Download PDFInfo
- Publication number
- CN109133053A CN109133053A CN201811306053.0A CN201811306053A CN109133053A CN 109133053 A CN109133053 A CN 109133053A CN 201811306053 A CN201811306053 A CN 201811306053A CN 109133053 A CN109133053 A CN 109133053A
- Authority
- CN
- China
- Prior art keywords
- active sludge
- parts
- sludge carbon
- reproducible
- carbon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/318—Preparation characterised by the starting materials
- C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3021—Milling, crushing or grinding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3085—Chemical treatments not covered by groups B01J20/3007 - B01J20/3078
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4875—Sorbents characterised by the starting material used for their preparation the starting material being a waste, residue or of undefined composition
- B01J2220/4887—Residues, wastes, e.g. garbage, municipal or industrial sludges, compost, animal manure; fly-ashes
Abstract
The invention proposes a kind of reproducible active sludge carbons, are prepared from the following materials: 1000-2000 parts of dewatered sludge, adjusts 1-3 parts of hole agent, 50-100 parts of diatom ooze, 100-130 parts of ethyl alcohol at 10-25 parts of sodium peroxide.The present invention regenerates after using low-temperature atmosphere-pressure method used to reproducible active sludge carbon, and condition is simple, easy to operate, and regeneration expense is low, favorable regeneration effect, and raw material sources of the invention are wide, at low cost, it is easy to accomplish industrial applications.
Description
Technical field
The present invention relates to technical field of active carbon, and in particular to a kind of reproducible active sludge carbon.
Background technique
Active carbon is a kind of carbonaceous adsorbent material with abundant pore structure and huge specific surface area, it its have adsorption energy
Power is strong, chemical stability is good, mechanical strength is high, and the features such as can facilitate regeneration, is widely used in industry, agricultural, national defence, friendship
The fields such as logical, medical and health, environmental protection, demand are improved with social development and living standards of the people, in rising year by year
Trend, especially recently as the extensive emerging of the increasingly raising of environmental protection requirement, especially municipal sewage plant
It rises, so that the demand of active carbon is increasing both at home and abroad, the problem of bringing therewith is will to generate a large amount of activated sludge.In recent years
Since, the urban wastewater treatment industry in China is developed rapidly, and China's municipal sludge daily output is probably (dry at 20,000 tons
Weight), sewage treatment capacity and sewage treatment rate rapid development, so more daily output brings is that serious processing difficulty is asked
Topic accordingly also brings increasing sharply for active carbon usage amount and sludge yield, has in sludge containing large amount of organic and chemistry
Evil substance, and excess sludge does not have scientific and reasonable method of disposal after sewage treatment, if complete for burning and landfill disposal, no
But it will cause a large amount of energy waste, and environment can be given, soil, underground water bring secondary pollution.In municipal sludge ingredient
Containing 75% moisture, in dry sludge containing 84% organic matter, carbon containing 49% in organic matter, oxygen-containing 39%, hydrogeneous
8%, nitrogenous 3 .7%.Material composition needed for these exactly manufacture active carbon allows using sludge as the raw materials for production of active carbon
Sludge is transformed into the active carbon of high use value by low value waste, this not only preferably protects environment, energy saving, and
It also fundamentally solves the problems, such as Treatment of Sludge hardly possible, even more cuts down active carbon significantly due to the cheap of raw materials for production sludge
Production cost.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of reproducible active sludge carbon and its in industrial tail gas
Application in processing, it is intended that a kind of reproducible active sludge carbon is provided, by adding alkaline peroxide peroxidating
Sodium, not only can be with acid SO2、SO3Reaction generates salt, while can also be by the nitrogen oxides of the sulphur of low price and low price
Generation salt is reacted again afterwards, to realize the effect to the absorption of sulfide, nitrogen oxides, reaction and decomposition.
The present invention provides a kind of reproducible active sludge carbon, is prepared from the following materials: dewatered sludge, sodium peroxide,
Adjust hole agent, diatom ooze, ethyl alcohol.
As further improvement of the invention, it is prepared from the following materials: 1000-2000 parts of dewatered sludge, sodium peroxide
10-25 parts, tune 1-3 parts of hole agent, 50-100 parts of diatom ooze, 100-130 parts of ethyl alcohol.
As further improvement of the invention, it is prepared from the following materials: 1300-1700 parts of dewatered sludge, sodium peroxide
12-22 parts, tune 1-2 parts of hole agent, 70-80 parts of diatom ooze, 110-120 parts of ethyl alcohol.
As further improvement of the invention, the tune hole agent is selected from one or more of saleratus, sodium bicarbonate.
The present invention further protects a kind of preparation method of above-mentioned reproducible active sludge carbon, makes according to the following steps
It is standby: dewatered sludge and diatom ooze are ground into fine powder, are uniformly mixed, is added and adjusts hole agent, after mixing evenly, and 700W ultrasound 30min, mistake
Filter, drying, is placed in Muffle furnace and carbonizes, finely ground, after impregnating 2h with dilution heat of sulfuric acid, is washed with distilled water to neutrality, dries, grinds
Carefully, dry powder is obtained, sodium peroxide and ethyl alcohol is added, stirs evenly, after 700W ultrasound 30min, is filtered, drying is finely ground, sieving,
Obtain reproducible active sludge carbon
As further improvement of the invention, the dewatered sludge fine powder partial size is 0.01-0.2cm.
As further improvement of the invention, the reproducible active sludge carbon partial size is 0.01-0.05cm.
The present invention further protects a kind of regeneration method of above-mentioned reproducible active sludge carbon, according to the following steps into
Row: taking active sludge carbon to be regenerated, and deionized water is added, stirs evenly, anti-with deionized water after 50 DEG C of 700W ultrasound 30min
After backwashing is washed, finely ground after obtained solid drying, is added and is adjusted hole agent, after mixing evenly, sodium peroxide and ethyl alcohol is added, stirring is equal
It is even, after 700W ultrasound 30min, 120 DEG C are warming up to, stirs 30min, is filtered, drying is finely ground, and it is living to obtain regenerated sludge for sieving
Property charcoal.
As further improvement of the invention, the active sludge carbon to be regenerated adjusts hole agent, sodium peroxide and ethyl alcohol
Mass ratio is 1000:0.1:5:10.
The present invention further protects a kind of application of the above-mentioned reproducible active sludge carbon in industrial tail gas processing.
The invention has the following beneficial effects:
It, not only can be with acid SO 1. the reproducible active sludge carbon of the present invention contains alkaline peroxide sodium peroxide2、
SO3Reaction generates salt, while will can also react again generation salt after the sulphur of low price and the nitrogen oxides of low price, to realize
Effect to the absorption of sulfide, nitrogen oxides, reaction and decomposition;
2. the present invention obtains the activity of different pore size by adjusting hole agent to regulate and control obtained active sludge carbon microstructure
Charcoal, to realize active carbon to the adsorption treatment of industrial different tail gas;
3. the present invention regenerates after using low-temperature atmosphere-pressure method used to reproducible active sludge carbon, condition is simple, easy to operate,
Regeneration expense is low, favorable regeneration effect, and raw material sources of the invention are wide, at low cost, it is easy to accomplish industrial applications.
Detailed description of the invention
Fig. 1 is the preparation technology figure of reproducible active sludge carbon.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, the embodiment described is the embodiment of part of representative of the invention, rather than whole embodiments, this field are general
Other all embodiments obtained belong to protection of the invention to logical technical staff without making creative work
Range.
The preparation of the reproducible active sludge carbon of embodiment 1
Raw material forms (parts by weight): 1000 parts of dewatered sludge, adjusts 1 part of hole agent, 50 parts of diatom ooze, ethyl alcohol 100 at 10 parts of sodium peroxide
Part.The dewatered sludge fine powder partial size is 0.01cm.
Preparation method: being ground into fine powder for dewatered sludge and diatom ooze, is uniformly mixed, and is added and adjusts hole agent, after mixing evenly,
700W ultrasound 30min is filtered, and drying is placed in Muffle furnace and carbonizes, finely ground, after impregnating 2h with dilution heat of sulfuric acid, is washed with distillation
It washs to neutrality, dries, it is finely ground, dry powder is obtained, sodium peroxide and ethyl alcohol is added, stirs evenly, after 700W ultrasound 30min, filtering,
Drying, finely ground, sieving obtains reproducible active sludge carbon.The reproducible active sludge carbon partial size is 0.01cm.
Experiment measures, and active sludge carbon specific surface area is 842m2/ g, the adsorbance of sulfide are 95%, the suction of nitrogen oxides
Attached amount is 98%.
The preparation of the reproducible active sludge carbon of embodiment 2
Raw material forms (parts by weight): 2000 parts of dewatered sludge, adjusts 3 parts of hole agent, 100 parts of diatom ooze, ethyl alcohol 130 at 25 parts of sodium peroxide
Part.The dewatered sludge fine powder partial size is 0.2cm.
Preparation method: being ground into fine powder for dewatered sludge and diatom ooze, is uniformly mixed, and is added and adjusts hole agent, after mixing evenly,
700W ultrasound 30min is filtered, and drying is placed in Muffle furnace and carbonizes, finely ground, after impregnating 2h with dilution heat of sulfuric acid, is washed with distillation
It washs to neutrality, dries, it is finely ground, dry powder is obtained, sodium peroxide and ethyl alcohol is added, stirs evenly, after 700W ultrasound 30min, filtering,
Drying, finely ground, sieving obtains reproducible active sludge carbon.The reproducible active sludge carbon partial size is 0.05cm.
Experiment measures, and active sludge carbon specific surface area is 807m2/ g, the adsorbance of sulfide are 95%, the suction of nitrogen oxides
Attached amount is 98%.
The preparation of the reproducible active sludge carbon of embodiment 3
Raw material forms (parts by weight): 1300 parts of dewatered sludge, adjusts 1 part of hole agent, 70 parts of diatom ooze, ethyl alcohol 110 at 12 parts of sodium peroxide
Part.The dewatered sludge fine powder partial size is 0.05cm.
Preparation method: being ground into fine powder for dewatered sludge and diatom ooze, is uniformly mixed, and is added and adjusts hole agent, after mixing evenly,
700W ultrasound 30min is filtered, and drying is placed in Muffle furnace and carbonizes, finely ground, after impregnating 2h with dilution heat of sulfuric acid, is washed with distillation
It washs to neutrality, dries, it is finely ground, dry powder is obtained, sodium peroxide and ethyl alcohol is added, stirs evenly, after 700W ultrasound 30min, filtering,
Drying, finely ground, sieving obtains reproducible active sludge carbon.The reproducible active sludge carbon partial size is 0.02cm.
Experiment measures, and active sludge carbon specific surface area is 835m2/ g, the adsorbance of sulfide are 97%, the suction of nitrogen oxides
Attached amount is 98%.
The preparation of the reproducible active sludge carbon of embodiment 4
Raw material forms (parts by weight): 1700 parts of dewatered sludge, adjusts 2 parts of hole agent, 80 parts of diatom ooze, ethyl alcohol 120 at 22 parts of sodium peroxide
Part.The dewatered sludge fine powder partial size is 0.1cm.
Preparation method: being ground into fine powder for dewatered sludge and diatom ooze, is uniformly mixed, and is added and adjusts hole agent, after mixing evenly,
700W ultrasound 30min is filtered, and drying is placed in Muffle furnace and carbonizes, finely ground, after impregnating 2h with dilution heat of sulfuric acid, is washed with distillation
It washs to neutrality, dries, it is finely ground, dry powder is obtained, sodium peroxide and ethyl alcohol is added, stirs evenly, after 700W ultrasound 30min, filtering,
Drying, finely ground, sieving obtains reproducible active sludge carbon.The reproducible active sludge carbon partial size is 0.04cm.
Experiment measures, and active sludge carbon specific surface area is 819m2/ g, the adsorbance of sulfide are 98%, the suction of nitrogen oxides
Attached amount is 99%.
The regeneration of the reproducible active sludge carbon of embodiment 5
Active sludge carbon to be regenerated is taken, deionized water is added, stirs evenly, uses deionized water after 50 DEG C of 700W ultrasound 30min
It washs repeatedly, it is finely ground after obtained solid drying, it is added and adjusts hole agent, after mixing evenly, sodium peroxide and ethyl alcohol, stirring is added
Uniformly, after 700W ultrasound 30min, 120 DEG C are warming up to, stirs 30min, is filtered, drying is finely ground, and sieving obtains regenerated sludge
Active carbon, the active sludge carbon to be regenerated, the mass ratio for adjusting hole agent, sodium peroxide and ethyl alcohol are 1000:0.1:5:10.
Experiment measures, and regenerated active sludge carbon specific surface area is 786m2/ g, the adsorbance of sulfide are 95%, nitrogen oxidation
The adsorbance of object is 95%.
Those skilled in the art is not under conditions of departing from the spirit and scope of the present invention that claims determine, also
Various modifications can be carried out to the above content.Therefore the scope of the present invention is not limited in above explanation, but by
The range of claims determines.
Claims (10)
1. a kind of reproducible active sludge carbon, which is characterized in that be prepared from the following materials: dewatered sludge, sodium peroxide, tune
Hole agent, diatom ooze, ethyl alcohol.
2. a kind of reproducible active sludge carbon according to claim 1, which is characterized in that be prepared from the following materials:
1000-2000 parts of dewatered sludge, adjusts 1-3 parts of hole agent, 50-100 parts of diatom ooze, 100-130 parts of ethyl alcohol at 10-25 parts of sodium peroxide.
3. a kind of reproducible active sludge carbon according to claim 2, which is characterized in that be prepared from the following materials:
1300-1700 parts of dewatered sludge, adjusts 1-2 parts of hole agent, 70-80 parts of diatom ooze, 110-120 parts of ethyl alcohol at 12-22 parts of sodium peroxide.
4. a kind of reproducible active sludge carbon according to claim 1, which is characterized in that the tune hole agent is selected from bicarbonate
One or more of potassium, sodium bicarbonate.
5. a kind of preparation method of reproducible active sludge carbon, feature described in -4 any claims according to claim 1
It is, is prepared according to the following steps: dewatered sludge and diatom ooze are ground into fine powder, be uniformly mixed, is added and adjusts hole agent, stir evenly
Afterwards, 700W ultrasound 30min is filtered, and drying is placed in Muffle furnace and carbonizes, finely ground, after impregnating 2h with dilution heat of sulfuric acid, with distillation
Water washing is to neutrality, and drying is finely ground, obtains dry powder, and sodium peroxide and ethyl alcohol is added, stirs evenly, after 700W ultrasound 30min,
Filtering, drying is finely ground, and sieving obtains reproducible active sludge carbon.
6. a kind of preparation method of reproducible active sludge carbon according to claim 6, which is characterized in that the dewatered sludge
Fine powder partial size is 0.01-0.2cm.
7. a kind of preparation method of reproducible active sludge carbon according to claim 6, which is characterized in that described renewable
Active sludge carbon partial size be 0.01-0.05cm.
8. a kind of regeneration method of reproducible active sludge carbon, feature described in -4 any claims according to claim 1
It is, follows the steps below: taking active sludge carbon to be regenerated, deionized water is added, stirs evenly, 50 DEG C of 700W ultrasounds
It is washed repeatedly after 30min with deionized water, it is finely ground after obtained solid drying, it is added and hole agent is adjusted to be added after mixing evenly
Sodium oxide molybdena and ethyl alcohol, stir evenly, and after 700W ultrasound 30min, are warming up to 120 DEG C, stir 30min, filter, drying, finely ground, mistake
Sieve, obtains regenerated active sludge carbon.
9. regeneration method according to claim 9, which is characterized in that the active sludge carbon to be regenerated adjusts hole agent, mistake
The mass ratio of sodium oxide molybdena and ethyl alcohol is 1000:0.1:5:10.
10. a kind of reproducible active sludge carbon described in -4 any claims is in industrial tail gas processing according to claim 1
Application.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811306053.0A CN109133053A (en) | 2018-11-05 | 2018-11-05 | A kind of reproducible active sludge carbon and its application in industrial tail gas processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811306053.0A CN109133053A (en) | 2018-11-05 | 2018-11-05 | A kind of reproducible active sludge carbon and its application in industrial tail gas processing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109133053A true CN109133053A (en) | 2019-01-04 |
Family
ID=64807673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811306053.0A Pending CN109133053A (en) | 2018-11-05 | 2018-11-05 | A kind of reproducible active sludge carbon and its application in industrial tail gas processing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109133053A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101804325A (en) * | 2010-04-22 | 2010-08-18 | 上海化工研究院 | Preparation method of modified activated carbon adsorption desulfurizing agent |
CN103495393A (en) * | 2013-08-30 | 2014-01-08 | 蚌埠德美过滤技术有限公司 | Oxygen-enriched modified charcoal adsorption desulfurization agent and its preparation method |
CN103721535A (en) * | 2013-12-12 | 2014-04-16 | 芜湖中路实业有限责任公司 | Oxidation type flue gas desulfurization agent and preparation method thereof |
CN104923179A (en) * | 2015-05-21 | 2015-09-23 | 蚌埠首创滤清器有限公司 | Removable and reusable activated carbon adsorbent |
CN107352776A (en) * | 2017-08-23 | 2017-11-17 | 无锡绿麦环保科技有限公司 | Sludge drying carbonization integral process |
-
2018
- 2018-11-05 CN CN201811306053.0A patent/CN109133053A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101804325A (en) * | 2010-04-22 | 2010-08-18 | 上海化工研究院 | Preparation method of modified activated carbon adsorption desulfurizing agent |
CN103495393A (en) * | 2013-08-30 | 2014-01-08 | 蚌埠德美过滤技术有限公司 | Oxygen-enriched modified charcoal adsorption desulfurization agent and its preparation method |
CN103721535A (en) * | 2013-12-12 | 2014-04-16 | 芜湖中路实业有限责任公司 | Oxidation type flue gas desulfurization agent and preparation method thereof |
CN104923179A (en) * | 2015-05-21 | 2015-09-23 | 蚌埠首创滤清器有限公司 | Removable and reusable activated carbon adsorbent |
CN107352776A (en) * | 2017-08-23 | 2017-11-17 | 无锡绿麦环保科技有限公司 | Sludge drying carbonization integral process |
Non-Patent Citations (5)
Title |
---|
商平等: "《环境矿物材料》", 31 January 2008, 化学工业出版社 * |
朱洪法: "《精细化工常用原材料手册》", 31 December 2003, 金盾出版社 * |
王永刚等: "《煤化工工艺学》", 30 September 2014, 中国矿业大学出版社 * |
鞠美庭等: "《生物质固废资源化技术手册》", 31 March 2014, 天津大学出版社 * |
魏广成等: "《中国钾盐工业概览》", 31 July 2009, 上海交通大学出版社 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110586038B (en) | Biochar loaded nano zero-valent iron material and application thereof | |
CN106076335B (en) | A kind of preparation method and application of heterogeneous Fenton catalyst | |
CN102247802A (en) | Method for preparing activated carbon | |
CN107626335B (en) | Bismuth-based/carbon nitride composite catalyst and preparation method and application thereof | |
CN109158084A (en) | Metal peroxides modification biological charcoal dephosphorization material and its preparation method and application | |
CN109292883A (en) | A method of graphitization charcoal and its degradation Organic Pollutants In Water | |
CN104923153A (en) | Preparation method for Canna biological carbon capable of simultaneously adsorbing ammonia nitrogen and cadmium | |
CN109675581A (en) | Ferrimanganic bimetallic oxide modification biological charcoal light Fenton composite material and preparation method | |
CN103936006A (en) | Method for preparing porous activated carbon material from rice bran | |
CN109850896B (en) | Preparation method and application of native eichhornia crassipes biomass carbon porous electrode material | |
CN111921536A (en) | Novel catalytic adsorption material prepared based on natural minerals and biomass | |
CN106540672A (en) | A kind of magnetic porous sludge carbon carries metal oxide catalyst and its reacts the application in degraded azo dye in persulfate oxidation | |
CN110523379A (en) | A kind of low cost preparation method of porous charcoal | |
CN102784621A (en) | Method for preparing biomass adsorption material based on modified rice husks | |
CN104084126A (en) | Preparation method of biomass-based ferroaluminium complex spherical carbon | |
CN107570115A (en) | A kind of preparation method of crab shell charcoal | |
CN104096540A (en) | Preparation method of adsorption and catalysis material for removing heavy metals and organic pollutants in municipal sludge | |
CN107814385A (en) | A kind of method for handling industrial wastewater using biomass char and preparing graphite mould porous carbon materials | |
CN112938969A (en) | Method for preparing nitrogen-sulfur co-doped activated carbon by pore-forming/doping integrated activating agent and application of method | |
CN113441142B (en) | Preparation method and application of oxygen vacancy-rich graphene-loaded porous nano ferroelectric oxide catalyst | |
CN113003648B (en) | Method for treating heavy metal/organic matter composite polluted wastewater by solid waste biomass carbonized material | |
CN108786723A (en) | Utilize the method for estrogen in activation montmorillonite biology carbon composite removal water body | |
CN105731453A (en) | Preparation method for apricot shell activated carbon and apricot activated carbon | |
CN111646547B (en) | Preparation method and application of municipal sludge derived carbon material electrode doped with iron and nitrogen | |
JPH0564789A (en) | Treatment of waste fluid containing water polluting organic matter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190104 |
|
RJ01 | Rejection of invention patent application after publication |